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The system must prevent the root account from logging in from serial consoles.


Overview

Finding ID Version Rule ID IA Controls Severity
V-38494 RHEL-06-000028 SV-50295r1_rule Low
Description
Preventing direct root login to serial port interfaces helps ensure accountability for actions taken on the systems using the root account.
STIG Date
Red Hat Enterprise Linux 6 Security Technical Implementation Guide 2017-04-28

Details

Check Text ( None )
None
Fix Text (F-43441r1_fix)
To restrict root logins on serial ports, ensure lines of this form do not appear in "/etc/securetty":

ttyS0
ttyS1

Note: Serial port entries are not limited to those listed above. Any lines starting with "ttyS" followed by numerals should be removed